Hourly Weather Forecast - Helmville, MT

12 AM
25°F
30%
2mph
S
30% Chance Freezing Rain
Humidity
85%
Feels like
25°F
Dew Point
22°F
1 AM
25°F
20%
2mph
SE
Cloudy
Humidity
87%
Feels like
25°F
Dew Point
21°F
2 AM
24°F
20%
3mph
SE
Cloudy
Humidity
88%
Feels like
24°F
Dew Point
21°F
3 AM
23°F
20%
3mph
ESE
Mostly Cloudy
Humidity
89%
Feels like
23°F
Dew Point
21°F
4 AM
23°F
20%
2mph
ESE
Mostly Cloudy
Humidity
91%
Feels like
23°F
Dew Point
20°F

Rainfall and Snowfall Totals Through Thursday

Pineapple Express Slams Northwestern U.S.

The atmospheric river this week will keep buffeting the Pacific Northwest with heavy rain, snow, and high winds.

Wednesday's Weather Outlook

Today's Weather Outlook

How to Measure Snow via NWS

How To Measure Snow

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

A person standing in a snowy forest with their back to the camera. They are bundled up in a white hat and a brown jacket. (Image by StockSnap from Pixabay)

Common Cold Weather Illnesses

A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

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